<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-if="showSearch" label-width="68px">
      <el-form-item label="班级名称" prop="name">
        <el-input v-model="queryParams.name" placeholder="请输入班级名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="校区" prop="schoolName">
        <el-input v-model="queryParams.schoolName" readonly="readonly" @click.native="openSelectSchool(1)"
          placeholder="请输入校区" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="上线" prop="state">
        <el-select v-model="queryParams.state" placeholder="请选择上线" clearable>
          <el-option v-for="dict in dict.type.common_state" :key="dict.value" :label="dict.label" :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item label="级别" prop="level">
        <el-select v-model="queryParams.level" placeholder="请选择级别" clearable>
          <el-option v-for="dict in dict.type.level" :key="dict.value" :label="dict.label" :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['school:classes:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['school:classes:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['school:classes:remove']">删除</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="classesList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="id" align="center" width="55" prop="id" />
      <el-table-column label="校区" align="center" prop="schoolName" />
      <el-table-column label="班级名称" align="center" prop="name" />
      <el-table-column label="级别" align="center" prop="level" >
        <template slot-scope="scope">
          <dict-tag :options="dict.type.level" :value="scope.row.level" />
        </template>
      </el-table-column>
      <el-table-column label="上线" align="center" prop="state">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.common_state" :value="scope.row.state" />
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['school:classes:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['school:classes:remove']">删除</el-button>
          <el-button size="mini" type="text" icon="el-icon-user-solid" @click="handleStudent(scope.row)"
            v-hasPermi="['school:classes:edit']">分配学生</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-if="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改班级管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="80%" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="120px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="班级名称" prop="name">
              <el-input v-model="form.name" placeholder="请输入班级名称" />
            </el-form-item>
          </el-col>

          <el-col :span="12">
            <el-form-item label="校区" prop="schoolName" v-if="$auth.hasPermi(['school:schoolinfo:query'])">
              <el-input v-model="form.schoolName" @click.native="openSelectSchool(2)" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="班级负责人" prop="teacherName">
              <el-input v-model="form.teacherName" @click.native="openSelectTeacher(2)" :readonly="true" />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="上线" prop="state">
              <el-select v-model="form.state" placeholder="请选择上线">
                <el-option v-for="dict in dict.type.common_state" :key="dict.value" :label="dict.label"
                  :value="parseInt(dict.value)"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="级别" prop="level">
              <el-radio-group v-model="form.level" :key="'level-' + form.clzzType">
                <el-radio-button v-for="dict in dict.type.level" :key="dict.value" :label="dict.label"
                  :value="dict.value" border></el-radio-button>
              </el-radio-group>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm" :loading="submitLoading">
          {{ submitLoading ? '提交中...' : '确定' }}</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 选择学校 -->
    <SelectSchool ref="selectSchool" :open="selectFlag" @selected-data="selectSchoolData"
      @close-select-window="closeSelectSchool" />
    <!-- 选择老师 -->
    <select-teacher ref="selectTeacherRef" @selected-data="selectedTeacherData"></select-teacher>


  </div>
</template>

<script>
  import {
    listClasses,
    getClasses,
    delClasses,
    addClasses,
    updateClasses
  } from "@/api/bus_web/school/classes";

  import {
    mapState
  } from 'vuex';
  import store from "@/store";
  import SelectSchool from "../schoolinfo/select.vue"
  import SelectTeacher from "../teacher/select.vue"
  import {
    isEmpty
  } from "@/utils/validate"
  export default {
    name: "Classes",
    dicts: ['common_state', 'level'],
    components: {
      SelectSchool,
      SelectTeacher
    },
    data() {
      return {
        // 遮罩层
        loading: true,
        submitLoading: false,
        tableKey: 0,
        // 是否显示学校选择
        selectFlag: false,
        timeTableFlag: false,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 班级管理表格数据
        classesList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        loadTabFlag: false,
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          name: null,
          schoolId: null,
          schoolIdArray: [],
          schoolName: null,
          level:null,
          state: null,
        },
        loadingTimetable: false,
        // 表单参数
        form: {

        },
        // 表单校验
        rules: {
          name: [{
            required: true,
            message: "班级名称不能为空",
            trigger: "blur"
          }],
          schoolName: [{
            required: true,
            message: "校区不能为空",
            trigger: "blur"
          }],
          level: [{
            required: true,
            message: "级别不能为空",
            trigger: "change"
          }],
          state: [{
            required: true,
            message: "上线不能为空",
            trigger: "change"
          }]
        }
      };
    },
    computed: {
      ...mapState({
        school: state => state.selectSchool.school,
        schoolSelectModel: state => state.selectSchool.schoolSelectModel,


        teacher: state => state.selectTeacher.teacher,
        teacherSelectModel: state => state.selectTeacher.teacherSelectModel
      })
    },
    created() {
      this.getList();
    },
    methods: {
      swatichClzzType(val) {
        this.form.courseArray = []
        this.$refs.form.clearValidate(['courseArray']);
        this.form.level = null
        this.$refs.form.clearValidate(['level']);
      },
      /** 查询班级管理列表 */
      getList() {
        this.loading = true;
        listClasses(this.queryParams).then(response => {
          this.classesList = response.rows;
          this.total = response.total;
          this.loading = false;
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          id: null,
          name: null,
          schoolId: null,
          schoolName: null,
          state: null,
          level: null,
          teacherId: null,
          teacherName: null,
        };
        this.resetForm("form")
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.queryParams.schoolIdArray = [];
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length !== 1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset()
        this.open = true
        this.title = "添加班级"
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset()
        const id = row.id || this.ids
        getClasses(id).then(response => {
          let formData = response.data

          this.form = formData
          this.open = true
          this.title = "修改班级"
        });
      },
      /** 提交按钮 */
      submitForm() {
        this.submitLoading = true
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != null) {
              updateClasses(this.form).then(response => {
                this.$modal.msgSuccess("修改成功")
                this.open = false
                this.getList()
              }).finally(() => {
                this.submitLoading = false
              })
            } else {
              addClasses(this.form).then(response => {
                this.$modal.msgSuccess("新增成功")
                this.open = false
                this.getList()
              }).finally(() => {
                this.submitLoading = false
              })
            }
          } else {
            this.submitLoading = false
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const ids = row.id || this.ids;
        this.$modal.confirm('是否确认删除班级管理编号为"' + ids + '"的数据项？').then(function() {
          return delClasses(ids);
        }).then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        }).catch(() => {});
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download('school/classes/export', {
          ...this.queryParams
        }, `classes_${new Date().getTime()}.xlsx`)
      },
      //选择学校
      openSelectSchool(selectVal) {
        this.selectFlag = true
        // selectVal =1 查询模式 =2 创建、修改模式
        this.$store.dispatch('selectSchool/cleanSchool')
        this.$store.dispatch('selectSchool/setSchoolSelectModel', selectVal)
      },
      closeSelectSchool() {
        this.selectFlag = false
      },
      //确定学校
      selectSchoolData() {
        this.closeSelectSchool()
        if (this.schoolSelectModel == 2) {
          this.form.schoolName = this.school[0].schoolName
          this.form.schoolId = this.school[0].id
          this.$refs.form.clearValidate(['schoolName']);
        } else {
          this.queryParams.schoolName = this.school.map(item => item.schoolName).join(',')
          this.queryParams.schoolIdArray = this.school.map(item => item.id)
        }
        this.$store.dispatch('selectSchool/cleanSchool')
      },
      //选择课程
      openSelectCourse(selectVal) {
        if (!isEmpty(this.form.level) && !isEmpty(this.form.clzzType)) {
          this.$nextTick(() => {
            // selectVal =1 查询模式 =2 创建、修改模式
            this.$store.dispatch('selectCourse/cleanCourse')
            this.$store.dispatch('selectCourse/setCourseSelectModel', selectVal)
            this.$refs.selectCourseRef.init(this.form.level)
          })
        } else {
          this.$refs.form.validateField('level');
          this.$refs.form.validateField('clzzType');
        }
      },
      //确定课程
      selectedCourseData() {
        if (this.courseSelectModel == 2) {
          this.form.courseName = this.course[0].name
          this.form.courseId = this.course[0].id
          this.$refs.form.clearValidate(['courseArray']);
        } else {
          // 去重逻辑：根据 id 排除已存在的课程
          const existingIds = new Set(this.form.courseArray.map(item => item.id));
          const newCourses = this.course.filter(item => !existingIds.has(item.id));
          if (this.form.clzzType == 2) {
            if (newCourses.length > 2) {
              this.$message.error("特殊班最多允许选择2个UNIT");
              return
            }
          } else if (this.form.clzzType == 1) {
            if (newCourses.length > 12) {
              this.$message.error("常规班最多允许选择12个UNIT");
              return
            }
          }
          this.form.courseArray.push(...newCourses)
          this.form.courseIdArray = this.form.courseArray.map(item => item.id)
          this.$refs.form.clearValidate(['courseArray']);
        }
        this.$store.dispatch('selectCourse/cleanCourse')
      },
      //选择课程
      openSelectTeacher(selectVal) {
        this.$nextTick(() => {
          // selectVal =1 查询模式 =2 创建、修改模式
          this.$store.dispatch('selectTeacher/cleanTeacher')
          this.$store.dispatch('selectTeacher/setTeacherSelectModel', selectVal)
          this.$refs.selectTeacherRef.init()
        })
      },
      //确定老师
      selectedTeacherData() {

        if (this.teacherSelectModel == 2) {
          this.form.teacherName = this.teacher[0].name
          this.form.teacherId = this.teacher[0].id
          this.$refs.form.clearValidate(['teacherName']);
        } else {
          this.queryParams.teacherName = this.teacher.map(item => item.name).join(',')
          this.queryParams.teacherIdArray = this.teacher.map(item => item.id)
        }
        this.$store.dispatch('selectTeacher/cleanTeacher')
      },



      //分配学生
      handleStudent(row) {
        this.$tab.openPage("分配学生", '/school/classes/related/student/' + row.id)
      },
      //打开课表
      openTimeTable(row) {
        this.$refs.timeTableRef.init(row)
      }
    }

  };
</script>
<style scoped>
  .custom-form-item>>>.el-form-item__content {
    margin-left: 0 !important;
  }

  .custom-form-item {
    margin-bottom: 20 !important;
  }

  .el-tag+.el-tag {
    margin-left: 10px;
  }

  .button-new-tag {
    height: 32px;
    line-height: 30px;
    padding-top: 0;
    padding-bottom: 0;
  }
</style>
